Home / 494,184-741,293.82-139,229.04

Finding the Fourth Proportional to 494,184, 741,293.82 and 139,229.04

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Solution

The fourth proportional to 494,184, 741,293.82 and 139,229.04 is: 208,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,184 : 741,293.82 = 139,229.04 : x
  2. Step 2: Convert to fraction form
    494,184/741,293.82 = 139,229.04/x
  3. Step 3: Cross multiply
    494,184x = 741,293.82 × 139,229.04
  4. Step 4: Simplify right side
    494,184x = 103,209,626,916.53
  5. Step 5: Solve for x
    x = 103,209,626,916.53/494,184
  6. Step 6: Final answer
    x = 208,848.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.